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Dryopteris nigricans
Dryopteris nigricans (Lesq.) Knowlt. Bull. U.S. Geol. Surv., 1919, (696): 248. 13 Feb 1920
- Name
- Dryopteris nigricans
- Rank
- Species
- Generic Name
- [Genus] Dryopteris
- Authors (Pub.)
- Knowlton F. H.
- Publication
- A Catalogue of the Mesozoic and Cenozoic plants of North America [1920/2]
- Journal
- Bulletin of the United States Geological Survey
- Annee/Jahrgang
- 1919
- Issue
- 696
- Page number
- 248
- Вasionym Species
- Sphenopteris nigricans
- Year
- 1920